Isuzu 6BB1 4BB1 102mm Alfin Piston | 5-12111-013-0 1-12111-745-0 Engine Parts

Product Details

Product Overview

This heavy-duty engine repair component is a high-quality 102mm Alfin piston, specifically engineered for Isuzu 6BB1 and 4BB1 diesel engines. As a critical moving part, this piston ensures optimal combustion efficiency and long service life. We serve a global B2B clientele, with major markets spanning North America, Europe, Southeast Asia, the Middle East, and Africa. Our supply chain is equipped to handle bulk orders for heavy equipment repair shops, engine rebuilders, and industrial parts distributors.

Key Features & Benefits

• Superior Alfin Construction: Features a high-strength aluminum alloy with a cast-in iron ring carrier for exceptional thermal stability and reduced ring groove wear.
• Precision Engineering: Manufactured to exact OEM tolerances (102mm diameter), ensuring a perfect fit and minimal friction for improved fuel economy.
• Enhanced Durability: Designed to withstand extreme combustion pressures and temperatures in heavy-duty applications, extending engine overhaul intervals.
• Reliable Performance: Provides consistent compression and oil control, reducing blow-by and maintaining peak engine power output.

Technical Specifications

OEM Cross-Reference

This piston is a direct replacement for the following OEM and reference numbers:

• Primary Reference: 5-12111-013-0, 1-12111-745-0
• Additional Cross-References: Compatible with standard size piston sets for Isuzu 6BB1 and 4BB1 engines. Please verify your engine block code for exact match.

Compatibility

• Engine Models: Isuzu 6BB1, Isuzu 4BB1
• Typical Applications: Industrial generators, excavators, loaders, and marine auxiliary engines using these engine platforms.
• Year Range: Primarily used in equipment manufactured from the 1980s through the early 2000s. Always confirm engine serial number.

Global Supply & Distribution

We offer comprehensive worldwide shipping solutions to support your B2B operations. Our logistics network ensures reliable and fast delivery to major industrial hubs and ports, including Rotterdam, Los Angeles, Dubai, Singapore, and Shanghai. We specialize in bulk and wholesale orders for engine rebuilders and heavy equipment dealers. Our team manages all international trade documentation, ensuring smooth customs clearance for our clients.

Quality Assurance

• Manufacturing Standard: Produced under strict ISO 9001 quality management systems.
• Testing: Each piston undergoes rigorous dimensional inspection and material composition analysis to guarantee 100% OEM fitment.
• Warranty: We provide a standard 12-month warranty against manufacturing defects under normal operating conditions.

FAQ

Q1: Is this piston a direct replacement for my Isuzu 6BB1 engine’s original part?
A: Yes, this 102mm Alfin piston with part numbers 5-12111-013-0 and 1-12111-745-0 is designed as a direct OEM replacement for standard bore Isuzu 6BB1 and 4BB1 engines. We recommend verifying your engine’s cylinder bore size and the original piston part number before installation.

Q2: What is the recommended installation procedure for this Alfin piston?
A: Standard diesel engine rebuilding procedures apply. Ensure the cylinder bore is honed to the correct finish and clearance (typically 0.10-0.15mm). Lubricate the piston pin and rings with clean engine oil during assembly. Use a proper ring compressor to avoid damaging the Alfin ring carrier. Always follow the engine manufacturer’s torque specifications for the connecting rod bolts.

Q3: Can I use this piston in a high-performance or modified engine?
A: This piston is designed for standard heavy-duty applications. For modified engines with increased boost pressure or fuel delivery, we recommend consulting our technical team for high-performance piston options. The standard Alfin construction is ideal for reliable, long-life operation in stock or lightly tuned engines.